Home / 70,065.33-96,692.21-38,236.28

Finding the Fourth Proportional to 70,065.33, 96,692.21 and 38,236.28

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Solution

The fourth proportional to 70,065.33, 96,692.21 and 38,236.28 is: 52,767.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,065.33 : 96,692.21 = 38,236.28 : x
  2. Step 2: Convert to fraction form
    70,065.33/96,692.21 = 38,236.28/x
  3. Step 3: Cross multiply
    70,065.33x = 96,692.21 × 38,236.28
  4. Step 4: Simplify right side
    70,065.33x = 3,697,150,465.93
  5. Step 5: Solve for x
    x = 3,697,150,465.93/70,065.33
  6. Step 6: Final answer
    x = 52,767.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.